From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751603AbbE1FGG (ORCPT ); Thu, 28 May 2015 01:06:06 -0400 Received: from mail-wi0-f181.google.com ([209.85.212.181]:34751 "EHLO mail-wi0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750906AbbE1FF4 (ORCPT ); Thu, 28 May 2015 01:05:56 -0400 From: Maxime Coquelin To: Daniel Lezcano Cc: Thomas Gleixner , linux-kernel@vger.kernel.org, fengguang.wu@intel.com, luc.vanoostenryck@gmail.com Subject: [PATCH v2] clockevents: timer-stm32: Fix build warning spotted by kbuild test robot Date: Thu, 28 May 2015 07:05:53 +0200 Message-Id: <1432789553-21743-1-git-send-email-mcoquelin.stm32@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch fixes below warning spotted by kbuild test robot when building with ARCH=powerpc: drivers/clocksource/timer-stm32.c: In function 'stm32_clockevent_init': >> drivers/clocksource/timer-stm32.c:140:9: warning: large integer implicitly truncated to unsigned type [-Woverflow] writel_relaxed(~0UL, data->base + TIM_ARR); The fix consists in using 0U instead of 0UL. Reported-by: kbuild test robot Signed-off-by: Maxime Coquelin --- v2: Use 0U instead of casting to u32. --- drivers/clocksource/timer-stm32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/clocksource/timer-stm32.c b/drivers/clocksource/timer-stm32.c index fad2e2e..a97e8b5 100644 --- a/drivers/clocksource/timer-stm32.c +++ b/drivers/clocksource/timer-stm32.c @@ -137,9 +137,9 @@ static void __init stm32_clockevent_init(struct device_node *np) } /* Detect whether the timer is 16 or 32 bits */ - writel_relaxed(~0UL, data->base + TIM_ARR); + writel_relaxed(~0U, data->base + TIM_ARR); max_delta = readl_relaxed(data->base + TIM_ARR); - if (max_delta == ~0UL) { + if (max_delta == ~0U) { prescaler = 1; bits = 32; } else { -- 1.9.1